What is the main cause for heart attack?

Females who lift weights are not going to develop large, bulky muscles because a. they have more muscle fibers than men b. they have thicker muscle fibers than men c. they have lower testosterone levels than men d. all of the above does not change length

After examining mohammad and ordering and reviewing the results of an ecg test, dr. williams indicates that mohammad’s heart appears to be normal. what factors might be contributing to mohammad’s episodes of tachycardia?

Anurse is assessing a client who receives monthly injections of cyanocobalamin. which of the following findings indicates a therapeutic effect of the medication? a. absence of hand tremors b. hematocrit 45% c. potassium 3.8 meq/l d. improved appetite